Worcester (20) 30 Tries: Sampson, O'Leary, Roke, Hayes Cons: Hayes (2) Pens: Hayes, Brown Attendance: Att: 1,335
Worcester booked their place in the European Shield final after a thrilling second leg against Leeds.
The visitors, who had a nine-point lead from the first leg, started well and tries from Paul Sampson, Daren O'Leary and Duncan Roke put them in control.
David Rees, David Doherty, Jon Dunbar and Dan Hyde crossed as Leeds reduced the overall deficit to just six points but Worcester hung on.
They will play Auch in the May 21 final after the French side saw off Bayonne.